388032940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{8783}}^1$

素因数の和:8886

約数の個数: 36

約数和(自身を含む): 832670496

約数和(自身を除く): 444637556

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2209, 4418, 8783, 8836, 11045, 17566, 22090, 35132, 43915, 44180, 87830, 175660, 412801, 825602, 1651204, 2064005, 4128010, 8256020, 19401647, 38803294, 77606588, 97008235, 194016470, 388032940]

約数ペア:

[(1, 388032940), (2, 194016470), (4, 97008235), (5, 77606588), (10, 38803294), (20, 19401647), (47, 8256020), (94, 4128010), (188, 2064005), (235, 1651204), (470, 825602), (940, 412801), (2209, 175660), (4418, 87830), (8783, 44180), (8836, 43915), (11045, 35132), (17566, 22090)]